Removed "+chrome/gpu" from chrome/browser/DEPS.
Removed "+chrome/gpu" from chrome/browser/DEPS.

The chrome/gpu directory no longer exists.

TEST=checkdeps, try
BUG=none
Review URL: http://codereview.chromium.org/6875011

git-svn-id: http://src.chromium.org/svn/trunk/src@81796 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: af51df8afb8c416c767a8abb4a13a37df007c253
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser